A public space, where everyone has free access and can participate in a multitude of cultural, educational, athletic, environmental and recreational activities and events. It includes the Greek National Opera, the National Library of Greece as well as the Stavros Niarchos Park, one of the largest green areas in Athens, covering 21 hectares. The SNFCC was created thanks to an exclusive grant by the Stavros Niarchos Foundation, which delivered it to the Greek State upon completion. It is supervised by the Greek Ministry of Finance.